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2013-08-06Commit the vtable verification feature.Caroline Tice1-0/+30
Commit the vtable verification feature. This feature is designed to detect, at run time, if/when the vtable pointer in a C++ object has been corrupted, before allowing virtual calls through that pointer. If pointer corruption is detected, execution of the program is halted. libstdc++-v3 ChangeLog: 2013-08-06 Caroline Tice <cmtice@google.com> * fragment.am: Add XTEMPLATE_FLAGS. * configure.ac: Add definitions for --enable-vtable-verify. * acinclude.m4: Add --enable-vtable-verify and --disable-vtable-verify; define --enable-vtable-verify; define VTV_CXXFLAGS, VTV_PCH_CXXFLAGS and VTV_CXXLINKFLAGS. * config/abi/pre/gnu.ver: Export symbols for vtable verification. * libsupc++/Makefile.am: Define vtv_sources and add it to libsupc___la_SOURCES and libsupc__convenience_la_SOURCES. * libsupc++/vtv_stubs.cc: New file. * include/Makefile.am: Add VTV_PCH_CXXFLAGS to PCHFLAGS. * src/Makefile.am: Add VTV_CXXFLAGS to AM_CXXFLAGS; add VTV_CXXLINKFLAGS to CXXLINK. * src/c++98/Makefile.am: Comment out XTEMPLATE_FLAGS; add VTV_CXXFLAGS to AM_CXXFLAGS; add VTV_CXXXLINKFLAGS to CXXLINK. * src/C++11/Makefile.am: Ditto. * doc/xml/manual/configure.xml: Add entry for --enable-vtable-verify. * scripts/testsuite_flags.in: Add cxxvtvflags to Usage; cause cxxvtvflags to use VTV_CXXFLAGS and VTV_CXXLINKFLAGS. * testsuite/lib/libstdc++.exp: Add cxxvtvflags; add code to locate libvtv if --enable-vtable-verify was used; set cxxvtvflags; add cxxvtvflags to cxx_final. * testsuite/18_support/bad_exception/23591_thread-1.c: Add -fvtable-verify=none to compiler flags. * testsuite/17_intro/freestanding.cc: Add -fvtable-verify=none to compiler flags. * configure: Regenerated. * Makefile.in: Regenerated. * python/Makefile.in: Regenerated. * include/Makefile.in: Regenerated. * libsupc++/Makefile.in: Regenerated. * config.h.in: Regenerated. * po/Makefile.in: Regenerated. * src/Makefile.in: Regenerated. * src/c++98/Makefile.in: Regenerated. * src/c++11/Makefile.in: Regenerated. * doc/Makefile.in: Regenerated. * testsuite/Makefile.in: Regenerated. top level ChangeLog: 2013-08-06 Caroline Tice <cmtice@google.com> * configure.ac: Add target-libvtv to target_libraries; disable libvtv on non-linux systems; add target-libvtv to noconfigdirs; add libsupc++/.libs to C++ library search paths. * configure: Regenerated. * Makefile.def: Add libvtv to target_modules; make libvtv depend on libstdc++ and libgcc. * Makefile.in: Regenerated. include/ChangeLog: 2013-08-06 Caroline Tice <cmtice@google.com> * vtv-change-permission.h: New file. contrib/ChangeLog: 2013-08-06 Caroline Tice4 <cmtice@google.com> * gcc_update: Add libvtv files. libgcc/ChangeLog: 2013-08-06 Caroline Tice <cmtice@google.com> config.host (extra_parts): Add vtv_start.o, vtv_end.o vtv_start_preinit.o and vtv_end_preinit.o. configure.ac: Add code to check/set enable_vtable_verify. Makefile.in: Add rules to build vtv_*.o, if enable_vtable_verify is true. vtv_start_preinit.c: New file. vtv_end_preinit.c: New file. vtv_start.c: New file. vtv_end.c: New file. configure: Regenerated. gcc/ChangeLog: 2013-08-06 Caroline Tice <cmtice@google.com> * gcc.c (VTABLE_VERIFICATION_SPEC): New definition. (LINK_COMMAND_SPEC): Add VTABLE_VERIFICATION_SPEC. * tree-pass.h: Add pass_vtable_verify. * varasm.c (assemble_variable): Add code to properly set the comdat section and name for the .vtable_map_vars section. (assemble_vtyv_preinit_initializer): New function. (default_sectin_type_flags): Make sure .vtable_map_vars section has LINK_ONCE flag. * output.h: Add function decl for assemble_vtv_preinit_initializer. * vtable-verify.c: New file. * vtable-verify.h: New file. * flag-types.h (enum vtv_priority): Defintions for flag_vtable_verify initialiation levels. * timevar.def (TV_VTABLE_VERIFICATION): New definition. * passes.def: Insert pass_vtable_verify. * aclocal.m4: Reorder includes. * doc/invoke.texi: Add documentation for the flags -fvtable-verify=, -fvtv-debug and -fvtv-counts. * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Add vtv_start*.o, as appropriate, if -fvtable-verify=... is used. (GNU_USER_TARGET_ENDFILE_SPEC): Add vtv_end*.o as appropriate, if -fvtable-verify=... is used. * Makefile.in (OBJS): Add vtable-verify.o to list. (vtable-verify.o): Add new build rule. (GTFILES): Add vtable-verify.c to list. * common.opt (fvtable-verify=): New flag. (vtv_priority): Values for fvtable-verify= flag. (fvtv-counts): New flag. (fvtv-debug): New flag. * tree.h (save_vtable_map_decl): New extern function decl. gcc/cp/ChangeLog: 2013-08-06 Caroline Tice <cmtice@google.com> * Make-lang.in (*CXX_AND_OBJCXX_OBJS): Add vtable-class-hierarchy.o to list. (vtable-class-hierarchy.o): Add build rule. * cp-tree.h (vtv_start_verification_constructor_init_function): New extern function decl. (vtv_finish_verification_constructor_init_function): New extern function decl. (build_vtbl_address): New extern function decl. (get_mangled_vtable_map_var_name): New extern function decl. (vtv_compute_class_hierarchy_transitive_closure): New extern function decl. (vtv_generate_init_routine): New extern function decl. (vtv_save_class_info): New extern function decl. (vtv_recover_class_info): New extern function decl. (vtv_build_vtable_verify_fndecl): New extern function decl. * class.c (finish_struct_1): Add call to vtv_save_class_info if flag_vtable_verify is true. * config-lang.in: Add vtable-class-hierarchy.c to gtfiles list. * vtable-class-hierarchy.c: New file. * mangle.c (get_mangled_vtable_map_var_name): New function. * decl2.c (start_objects): Update function comment. (cp_write_global_declarations): Call vtv_recover_class_info, vtv_compute_class_hierarchy_transitive_closure and vtv_build_vtable_verify_fndecl, before calling finalize_compilation_unit, and call vtv_generate_init_rount after, IFF flag_vtable_verify is true. (vtv_start_verification_constructor_init_function): New function. (vtv_finish_verification_constructor_init_function): New function. * init.c (build_vtbl_address): Remove static qualifier from function. libvtv/ChangeLog: 2013-08-06 Caroline Tice <cmtice@google.com> Initial check-in of new vtable verification feature. * configure.ac : New file. * acinclude.m4 : New file. * Makefile.am : New file. * aclocal.m4 : New file. * configure.tgt : New file. * configure: New file (generated). * Makefile.in: New file (generated). * vtv_set.h : New file. * vtv_utils.cc : New file. * vtv_utils.h : New file. * vtv_malloc.cc : New file. * vtv_rts.cc : New file. * vtv_malloc.h : New file. * vtv_rts.h : New file. * vtv_fail.cc : New file. * vtv_fail.h : New file. * vtv_map.h : New file. * scripts/run-testsuite.sh : New file. * scripts/sum-vtv-counts.c : New file. * testsuite/parts-test-main.h : New file. * testusite/dataentry.cc : New file. * testsuite/temp_deriv.cc : New file. * testsuite/register_pair.cc : New file. * testsuite/virtual_inheritance.cc : New file. * testsuite/field-test.cc : New file. * testsuite/nested_vcall_test.cc : New file. * testsuite/template-list-iostream.cc : New file. * testsuite/register_pair_inserts.cc : New file. * testsuite/register_pair_inserts_mt.cc : New file. * testsuite/event.list : New file. * testsuite/parts-test-extra-parts-views.cc : New file. * testsuite/parts-test-extra-parts-views.h : New file. * testsuite/environment-fail-32.s : New file. * testsuite/parts-test-extra-parts.h : New file. * testsuite/temp_deriv2.cc : New file. * testsuite/dlopen_mt.cc : New file. * testsuite/event.h : New file. * testsuite/template-list.cc : New file. * testsuite/replace-fail.cc : New file. * testsuite/Makefile.am : New file. * testsuite/Makefile.in: New file (generated). * testsuite/mempool_negative.c : New file. * testsuite/parts-test-main.cc : New file. * testsuite/event-private.cc : New file. * testsuite/thunk.cc : New file. * testsuite/event-defintiions.cc : New file. * testsuite/event-private.h : New file. * testsuite/parts-test.list : New file. * testusite/register_pair_mt.cc : New file. * testsuite/povray-derived.cc : New file. * testsuite/event-main.cc : New file. * testsuite/environment.cc : New file. * testsuite/template-list2.cc : New file. * testsuite/thunk_vtable_map_attack.cc : New file. * testsuite/parts-test-extra-parts.cc : New file. * testsuite/environment-fail-64.s : New file. * testsuite/dlopen.cc : New file. * testsuite/so.cc : New file. * testsuite/temp_deriv3.cc : New file. * testsuite/const_vtable.cc : New file. * testsuite/mempool_positive.c : New file. * testsuite/dup_name.cc : New file. From-SVN: r201555
2013-07-29mangle.c (write_name): Check for null context.Jason Merrill1-6/+8
* mangle.c (write_name): Check for null context. (write_unscoped_name): Allow PARM_DECL context. From-SVN: r201317
2013-07-21class.c: Fix typos.Ondřej Bílka1-1/+1
2013-07-21 Ondřej Bílka <neleai@seznam.cz> * class.c: Fix typos. * cp-array-notation.c: Likewise. * cp-objcp-common.c: Likewise. * decl.c: Likewise. * init.c: Likewise. * mangle.c: Likewise. * parser.c: Likewise. * pt.c: Likewise. * semantics.c: Likewise. From-SVN: r201106
2013-04-22* mangle.c (write_type): Mangle decltype(auto).Jason Merrill1-1/+4
From-SVN: r198150
2013-04-03cp-demangle.c (cplus_demangle_type): Fix function quals.Jason Merrill1-2/+10
libiberty/ * cp-demangle.c (cplus_demangle_type): Fix function quals. (d_pointer_to_member_type): Simplify. gcc/cp/ * mangle.c (write_type): When writing a function type with function-cv-quals, don't add the unqualified type as a substitution candidate. From-SVN: r197460
2013-04-02re PR c++/56821 (Unable to overload with references to 'this'.)Jason Merrill1-4/+33
PR c++/56821 * mangle.c (write_function_type): Mangle ref-qualifier. (write_nested_name): Likewise. (canonicalize_for_substitution): Preserve ref-qualifier. (write_type): Likewise. From-SVN: r197386
2013-03-29call.c (add_builtin_candidate): Use TYPE_PTR_P and VOID_TYPE_P.Paolo Carlini1-2/+2
2013-03-29 Paolo Carlini <paolo.carlini@oracle.com> * call.c (add_builtin_candidate): Use TYPE_PTR_P and VOID_TYPE_P. (build_op_call_1): Likewise. (build_over_call): Likewise. (compare_ics): Likewise. * class.c (build_base_path): Likewise. (resolve_address_of_overloaded_function): Likewise. * cp-tree.h: Likewise. * cvt.c (cp_convert_to_pointer): Likewise. (convert_to_reference): Likewise. (ocp_convert): Likewise. (convert_force): Likewise, tidy. * cxx-pretty-print.c (pp_cxx_postfix_expression): Likewise. (pp_cxx_ptr_operator): Likewise. * decl.c (duplicate_decls): Likewise. (start_decl): Likewise. (grok_op_properties): Likewise. (start_preparsed_function): Likewise. (store_parm_decls): Likewise. (finish_function): Likewise. * decl2.c (delete_sanity): Likewise. (acceptable_java_type): Likewise. (grokbitfield): Likewise. (cp_reconstruct_complex_type): Likewise. * error.c (dump_type_prefix): Likewise. (dump_expr): Likewise. * except.c (push_eh_cleanup): Likewise. (complete_ptr_ref_or_void_ptr_p): Likewise. (can_convert_eh): Likewise. * init.c (build_new_1): Likewise. (build_delete): Likewise. (build_vec_delete): Likewise. * mangle.c (write_type): Likewise. * parser.c (lookup_literal_operator): Likewise. * pt.c (convert_nontype_argument_function): Likewise. (convert_nontype_argument): Likewise. (tsubst): Likewise. (unify): Likewise. (dependent_type_p_r): Likewise. * rtti.c (build_headof): Likewise. (build_typeid): Likewise. (build_dynamic_cast_1): Likewise. (target_incomplete_p): Likewise. (typeinfo_in_lib_p): Likewise. * semantics.c (finish_omp_for): Likewise. (cxx_eval_call_expression): Likewise. (maybe_resolve_dummy): Likewise. * tree.c (build_target_expr): Likewise. (cp_build_qualified_type_real): Likewise. * typeck.c (composite_pointer_type_r): Likewise. (composite_pointer_type): Likewise. (comp_except_types): Likewise. (cxx_sizeof_nowarn): Likewise. (string_conv_p): Likewise. (cp_build_array_ref): Likewise. (cp_build_function_call_vec): Likewise, also use TYPE_PTRFN_P. (pointer_diff): Likewise. (cp_build_addr_expr_1): Likewise. (cp_build_unary_op): Likewise. (build_static_cast_1): Likewise. (cp_build_c_cast): Likewise. (comp_ptr_ttypes_real): Likewise. (ptr_reasonably_similar): Likewise. (comp_ptr_ttypes_const): Likewise. (casts_away_constness): Likewise. (check_literal_operator_args): Likewise. * typeck2.c (build_x_arrow): Likewise. (add_exception_specifier): Likewise. From-SVN: r197249
2013-03-29cp-tree.h (AUTO_IS_DECLTYPE): New.Jason Merrill1-0/+2
N3582 * cp-tree.h (AUTO_IS_DECLTYPE): New. * parser.c (cp_parser_decltype): Handle decltype(auto). (cp_parser_type_id_1): Allow auto without a late-specified return in C++1y. (cp_parser_primary_expression): Use the return value of finish_parenthesized_expr. (cp_parser_transaction_expression): Likewise. * semantics.c (force_paren_expr): New. (finish_parenthesized_expr): Use it. * call.c (build_conditional_expr_1): Likewise. * pt.c (do_auto_deduction): Handle decltype(auto). (tsubst_copy): Handle PAREN_EXPR. (tsubst_copy_and_build): Likewise. * error.c (dump_expr): Handle PAREN_EXPR. * cxx-pretty-print.c (pp_cxx_expression): Likewise. * mangle.c (write_expression): Ignore PAREN_EXPR. * parser.c (cp_parser_decltype_expr): Split out... (cp_parser_decltype): ...from here. From-SVN: r197248
2013-03-29tree.h (VAR_P): New.Gabriel Dos Reis1-2/+2
* tree.h (VAR_P): New. cp/ * call.c (build_java_interface_fn_ref): Likewise. (make_temporary_var_for_ref_to_temp): Likewise. * class.c (check_field_decls): Likewise. (layout_class_type): Likewise. (finish_struct_1): Likewise. (fixed_type_or_null): Likewise. (get_vtbl_decl_for_binfo): Likewise. * cp-gimplify.c (omp_var_to_track): Likewise. (cp_genericize_r): Likewise. * cp-objcp-common.c (cxx_warn_unused_global_decl): Likewise. * cp-tree.h (LANG_DECL_HAS_MIN): Likewise. (DECL_DISCRIMINATOR_P): Likewise. * decl.c (poplevel): Likewise. (decls_match): Likewise. (duplicate_decls): Likewise. (decl_jump_unsafe): Likewise. (start_decl): Likewise. (check_for_uninitialized_const_var): Likewise. (make_rtl_for_nonlocal_decl): Likewise. (cp_finish_decl): Likewise. (expand_static_init): Likewise. (local_variable_p): Likewise. (maybe_register_incomplete_var): Likewise. * decl2.c (grokfield): Likewise. (comdat_linkage): Likewise. (determine_visibility): Likewise. (import_export_decl): Likewise. (prune_vars_needing_no_initialization): Likewise. (decl_maybe_constant_var_p): Likewise. * error.c (dump_simple_decl): Likewise. (dump_template_decl): Likewise. (cp_printer): Likewise. * except.c (build_throw): Likewise. * init.c (build_vtbl_address): Likewise. (member_init_ok_or_else): Likewise. (build_aggr_init): Likewise. (expand_aggr_init_1): Likewise. (build_offset_ref): Likewise. (constant_value_1): Likewise. * mangle.c (write_mangled_name): Likewise. (write_prefix): Likewise. * name-lookup.c (supplement_binding_1): Likewise. (add_decl_to_level): Likewise. (pushdecl_maybe_friend_1): Likewise. (check_for_out_of_scope_variable): Likewise. (validate_nonmember_using_decl): Likewise. (lookup_name_innermost_nonclass_level_1): Likewise. (lookup_arg_dependent_1): Likewise. * parser.c (cp_parser_lambda_introducer): Likewise. (cp_parser_template_argument): Likewise. (cp_parser_single_declaration): Likewise. * pt.c (convert_nontype_argument): Likewise. (instantiate_class_template_1): Likewise. (tsubst_decl): Likewise. (tsubst_expr): Likewise. (do_decl_instantiation): Likewise. (do_type_instantiation): Likewise. (regenerate_decl_from_template): Likewise. (always_instantiate_p): Likewise. (instantiate_decl): Likewise. (type_dependent_expression_p): Likewise. (build_non_dependent_expr): Likewise. * repo.c (repo_emit_p): Likewise. * rtti.c (build_dynamic_cast_1): Likewise. * search.c (shared_member_p): Likewise. * semantics.c (outer_var_p): Likewise. (finish_id_expression): Likewise. (finish_omp_clauses): Likewise. (finish_decltype_type): Likewise. (ensure_literal_type_for_constexpr_object): Likewise. * tree.c (lvalue_kind): Likewise. (bot_replace): Likewise. (cp_tree_equal): Likewise. (handle_init_priority_attribute): Likewise. (decl_storage_duration): Likewise. * typeck.c (cxx_sizeof_expr): Likewise. (cxx_alignof_expr): Likewise. (decay_conversion): Likewise. (build_class_member_access_expr): Likewise. (cp_build_array_ref): Likewise. (cxx_mark_addressable): Likewise. (maybe_warn_about_returning_address_of_local): Likewise. (check_return_expr): Likewise. * typeck2.c (cxx_readonly_error): Likewise. (abstract_virtuals_error_sfinae): Likewise. (cxx_incomplete_type_diagnostic): Likewise. From-SVN: r197240
2013-03-27call.c (build_new_method_call_1): Use INDIRECT_REF_P.Gabriel Dos Reis1-1/+1
* call.c (build_new_method_call_1): Use INDIRECT_REF_P. * cvt.c (convert_to_void): Likewise. * error.c (dump_expr): Likewise. * mangle.c (write_expression): Likewise. * parser.c (cp_parser_template_argument): Likewise. * pt.c (convert_nontype_argument): Likewise. (tsubst_copy_and_build): Likewise. * rtti.c (build_typeid): Likewise. * semantics.c (finish_call_expr): Likewise. (finish_decltype_type): Likewise. (build_data_member_initialization): Likewise. * tree.c (is_dummy_object): Likewise. * typeck.c (decay_conversion): Likewise. (build_class_member_access_expr): Likewise. (cp_build_addr_expr_1): Likewise. (unary_complex_lvalue): Likewise. (check_return_expr): Likewise. * typeck2.c (cxx_readonly_error): Likewise. From-SVN: r197132
2013-03-22cp-tree.h (identifier_p): New.Gabriel Dos Reis1-3/+3
* cp-tree.h (identifier_p): New. * call.c: Throughout, call identifier_p insstead of direct comparaison of TREE_CODE against IDENTIFIER_NODE. * decl.c: Likewisse. * decl2.c: Likewise. * init.c: Likewise. * mangle.c: Likewise. * name-lookup.c: Likewise. * parser.c: Likewise. * pt.c: Likewise. * search.c: Likewise. * semantics.c: Likewise. * tree.c: Likewise. * typeck.c: Likewise. * typeck2.c: Likewise. From-SVN: r196897
2013-02-14re PR c++/55223 ([C++11] Default lambda expression of a templated class member)Jason Merrill1-1/+4
PR c++/55223 gcc/cp/ * pt.c (tsubst_copy_and_build) [LAMBDA_EXPR]: Fix handling of default argument scope. * mangle.c (write_name): Likewise. libiberty/ * cp-demangle.c (d_dump): Handle DEMANGLE_COMPONENT_DEFAULT_ARG. (d_print_comp): Likewise. From-SVN: r196065
2013-01-10Update copyright years in gcc/Richard Sandiford1-2/+1
From-SVN: r195098
2012-11-17This patch rewrites the old VEC macro-based interface into a new one based ↵Diego Novillo1-14/+14
on the template class 'vec'. This patch rewrites the old VEC macro-based interface into a new one based on the template class 'vec'. The user-visible changes are described in http://gcc.gnu.org/wiki/cxx-conversion/cxx-vec. I have tested the patch pretty extensively: - Regular bootstraps on x86_64, ppc, ia64, sparc and hppa. - Bootstraps with --enable-checking=release - Bootstraps with --enable-checking=gc,gcac - Basic builds on all targets (using contrib/config-list.mk). We no longer access the vectors via VEC_* macros. The pattern is "VEC_operation (T, A, V, args)" becomes "V.operation (args)". The only thing I could not do is create proper ctors and dtors for the vec class. Since these vectors are stored in unions, we have to keep them as PODs (C++03 does not allow non-PODs in unions). This means that creation and destruction must be explicit. There is a new method vec<type, allocation, layout>::create() and another vec<type, allocation, layout>::destroy() to allocate the internal vector. For vectors that must be pointers, there is a family of free functions that implement the operations that need to tolerate NULL vectors. These functions all start with the prefix 'vec_safe_'. See the wiki page for details. The gengtype change removes the special handling for VEC() that used to exist in gengtype. Additionally, it allows gengtype to recognize templates of more than one argument and introduces the concept of an undefined type (useful for template arguments that may or may not be types). When a TYPE_UNDEFINED is reached, gengtype will ignore it if it happens inside a type marked with GTY((user)). Otherwise, it will emit an error. Finally, gengtype rejects root types marked GTY((user)) that are not first class pointers. 2012-11-16 Diego Novillo <dnovillo@google.com> VEC API overhaul (http://gcc.gnu.org/wiki/cxx-conversion/cxx-vec) * vec.c (register_overhead): Convert it into member function of vec_prefix. (release_overhead): Likewise. (calculate_allocation): Likewise. (vec_heap_free): Remove. (vec_gc_o_reserve_1): Remove. (vec_heap_o_reserve_1): Remove. (vec_stack_o_reserve_1): Remove. (vec_stack_o_reserve_exact): Remove. (register_stack_vec): New. (stack_vec_register_index): New. (unregister_stack_vec): New. (vec_assert_fail): Remove. * vec.h: Conditionally include ggc.h. Document conditional hackery. Update top-level documentation. (ALONE_VEC_CHECK_INFO): Remove. (VEC_CHECK_INFO): Remove. (ALONE_VEC_CHECK_DECL): Remove. (VEC_CHECK_DECL): Remove. (ALONE_VEC_CHECK_PASS): Remove. (VEC_CHECK_PASS): Remove. (VEC_ASSERT): Remove. (vec_prefix): Add friends va_gc, va_gc_atomic, va_heap and va_stack. Mark fields alloc_ and num_ as protected. (struct vec_t): Remove. Remove all function members. (struct vl_embed): Declare. (struct vl_ptr): Declare. (free): Remove. (reserve_exact): Remove. (reserve): Remove. (safe_splice): Remove. (safe_push): Remove. (safe_grow): Remove. (safe_grow_cleared): Remove. (safe_insert): Remove. (DEF_VEC_I): Remove. (DEF_VEC_ALLOC_I): Remove. (DEF_VEC_P): Remove. (DEF_VEC_ALLOC_P): Remove. (DEF_VEC_O): Remove. (DEF_VEC_ALLOC_O): Remove. (DEF_VEC_ALLOC_P_STACK): Remove. (DEF_VEC_ALLOC_O_STACK): Remove. (DEF_VEC_ALLOC_I_STACK): Remove. (DEF_VEC_A): Remove. (DEF_VEC_ALLOC_A): Remove. (vec_stack_p_reserve_exact_1): Remove. (vec_stack_o_reserve): Remove. (vec_stack_o_reserve_exact): Remove. (VEC_length): Remove. (VEC_empty): Remove. (VEC_address): Remove. (vec_address): Remove. (VEC_last): Remove. (VEC_index): Remove. (VEC_iterate): Remove. (VEC_embedded_size): Remove. (VEC_embedded_init): Remove. (VEC_free): Remove. (VEC_copy): Remove. (VEC_space): Remove. (VEC_reserve): Remove. (VEC_reserve_exact): Remove. (VEC_splice): Remove. (VEC_safe_splice): Remove. (VEC_quick_push): Remove. (VEC_safe_push): Remove. (VEC_pop): Remove. (VEC_truncate): Remove. (VEC_safe_grow): Remove. (VEC_replace): Remove. (VEC_quick_insert): Remove. (VEC_safe_insert): Remove. (VEC_ordered_remove): Remove. (VEC_unordered_remove): Remove. (VEC_block_remove): Remove. (VEC_lower_bound): Remove. (VEC_alloc): Remove. (VEC_qsort): Remove. (va_heap): Declare. (va_heap::default_layout): New typedef to vl_ptr. (va_heap::reserve): New. (va_heap::release): New. (va_gc): Declare. (va_gc::default_layout): New typedef to vl_embed. (va_gc::reserve): New. (va_gc::release): New. (va_gc_atomic): Declare. Inherit from va_gc. (va_stack): Declare. (va_stack::default_layout): New typedef to vl_ptr. (va_stack::alloc): New. (va_stack::reserve): New. (va_stack::release): New. (register_stack_vec): Declare. (stack_vec_register_index): Declare. (unregister_stack_vec): Declare. (vec<T, A = va_heap, L = typename A::default_layout>): Declare empty vec template. (vec<T, A, vl_embed>): Partial specialization for embedded layout. (vec<T, A, vl_embed>::allocated): New. (vec<T, A, vl_embed>::length): New. (vec<T, A, vl_embed>::is_empty): New. (vec<T, A, vl_embed>::address): New. (vec<T, A, vl_embed>::operator[]): New. (vec<T, A, vl_embed>::last New. (vec<T, A, vl_embed>::space): New. (vec<T, A, vl_embed>::iterate): New. (vec<T, A, vl_embed>::iterate): New. (vec<T, A, vl_embed>::copy): New. (vec<T, A, vl_embed>::splice): New. (vec<T, A, vl_embed>::quick_push New. (vec<T, A, vl_embed>::pop New. (vec<T, A, vl_embed>::truncate): New. (vec<T, A, vl_embed>::quick_insert): New. (vec<T, A, vl_embed>::ordered_remove): New. (vec<T, A, vl_embed>::unordered_remove): New. (vec<T, A, vl_embed>::block_remove): New. (vec<T, A, vl_embed>::qsort): New. (vec<T, A, vl_embed>::lower_bound): New. (vec<T, A, vl_embed>::embedded_size): New. (vec<T, A, vl_embed>::embedded_init): New. (vec<T, A, vl_embed>::quick_grow): New. (vec<T, A, vl_embed>::quick_grow_cleared): New. (vec_safe_space): New. (vec_safe_length): New. (vec_safe_address): New. (vec_safe_is_empty): New. (vec_safe_reserve): New. (vec_safe_reserve_exact): New. (vec_alloc): New. (vec_free): New. (vec_safe_grow): New. (vec_safe_grow_cleared): New. (vec_safe_iterate): New. (vec_safe_push): New. (vec_safe_insert): New. (vec_safe_truncate): New. (vec_safe_copy): New. (vec_safe_splice): New. (vec<T, A, vl_ptr>): New partial specialization for the space efficient layout. (vec<T, A, vl_ptr>::exists): New. (vec<T, A, vl_ptr>::is_empty): New. (vec<T, A, vl_ptr>::length): New. (vec<T, A, vl_ptr>::address): New. (vec<T, A, vl_ptr>::operator[]): New. (vec<T, A, vl_ptr>::operator!=): New. (vec<T, A, vl_ptr>::operator==): New. (vec<T, A, vl_ptr>::last): New. (vec<T, A, vl_ptr>::space): New. (vec<T, A, vl_ptr>::iterate): New. (vec<T, A, vl_ptr>::copy): New. (vec<T, A, vl_ptr>::reserve): New. (vec<T, A, vl_ptr>::reserve_exact): New. (vec<T, A, vl_ptr>::splice): New. (vec<T, A, vl_ptr>::safe_splice): New. (vec<T, A, vl_ptr>::quick_push): New. (vec<T, A, vl_ptr>::safe_push): New. (vec<T, A, vl_ptr>::pop): New. (vec<T, A, vl_ptr>::truncate): New. (vec<T, A, vl_ptr>::safe_grow): New. (vec<T, A, vl_ptr>::safe_grow_cleared): New. (vec<T, A, vl_ptr>::quick_grow): New. (vec<T, A, vl_ptr>::quick_grow_cleared): New. (vec<T, A, vl_ptr>::quick_insert): New. (vec<T, A, vl_ptr>::safe_insert): New. (vec<T, A, vl_ptr>::ordered_remove): New. (vec<T, A, vl_ptr>::unordered_remove): New. (vec<T, A, vl_ptr>::block_remove): New. (vec<T, A, vl_ptr>::qsort): New. (vec<T, A, vl_ptr>::lower_bound): New. (vec_stack_alloc): Define. (FOR_EACH_VEC_SAFE_ELT): Define. * vecir.h: Remove. Update all users. * vecprim.h: Remove. Update all users. Move uchar to coretypes.h. * Makefile.in (VEC_H): Add $(GGC_H). Remove vecir.h and vecprim.h dependencies everywhere. 2012-11-16 Diego Novillo <dnovillo@google.com> * gengtype-lex.l (VEC): Remove. Add characters in the set [\!\>\.-]. * gengtype-parse.c (token_names): Remove "VEC". (require_template_declaration): Remove handling of VEC_TOKEN. (type): Likewise. Call create_user_defined_type when parsing GTY((user)). * gengtype-state.c (type_lineloc): handle TYPE_UNDEFINED. (write_state_undefined_type): New. (write_state_type): Call write_state_undefined_type for TYPE_UNDEFINED. (read_state_type): Call read_state_undefined_type for TYPE_UNDEFINED. * gengtype.c (dbgprint_count_type_at): Handle TYPE_UNDEFINED. (create_user_defined_type): Make extern. (type_for_name): Factor out of resolve_typedef. (create_undefined_type): New (resolve_typedef): Call it when we cannot find a previous typedef and the type is not a template. (find_structure): Accept TYPE_UNDEFINED. (set_gc_used_type): Add argument ALLOWED_UNDEFINED_TYPES, default to false. Emit an error for TYPE_UNDEFINED unless LEVEL is GC_UNUSED or ALLOWED_UNDEFINED_TYPES is set. Set ALLOWED_UNDEFINED_TYPES to true for TYPE_USER_STRUCT. (filter_type_name): Accept templates with more than one argument. (output_mangled_typename): Handle TYPE_UNDEFINED (walk_type): Likewise. (write_types_process_field): Likewise. (write_func_for_structure): If CHAIN_NEXT is set, ORIG_S should not be a user-defined type. (write_types_local_user_process_field): Handle TYPE_ARRAY, TYPE_NONE and TYPE_UNDEFINED. (write_types_local_process_field): Likewise. (contains_scalar_p): Return 0 for TYPE_USER_STRUCT. (write_root): Reject user-defined types that are not pointers. Handle TYPE_NONE, TYPE_UNDEFINED, TYPE_UNION, TYPE_LANG_STRUCT and TYPE_PARAM_STRUCT. (output_typename): Handle TYPE_NONE, TYPE_UNDEFINED, and TYPE_ARRAY. (dump_typekind): Handle TYPE_UNDEFINED. * gengtype.h (enum typekind): Add TYPE_UNDEFINED. (create_user_defined_type): Declare. (enum gty_token): Remove VEC_TOKEN. 2012-11-16 Diego Novillo <dnovillo@google.com> Adjust for new vec API (http://gcc.gnu.org/wiki/cxx-conversion/cxx-vec) * coretypes.h (uchar): Define. * alias.c: Use new vec API in vec.h. * asan.c: Likewise. * attribs.c: Likewise. * basic-block.h: Likewise. * bb-reorder.c: Likewise. * builtins.c: Likewise. * calls.c: Likewise. * cfg.c: Likewise. * cfganal.c: Likewise. * cfgcleanup.c: Likewise. * cfgexpand.c: Likewise. * cfghooks.c: Likewise. * cfghooks.h: Likewise. * cfgloop.c: Likewise. * cfgloop.h: Likewise. * cfgloopanal.c: Likewise. * cfgloopmanip.c: Likewise. * cfgrtl.c: Likewise. * cgraph.c: Likewise. * cgraph.h: Likewise. * cgraphclones.c: Likewise. * cgraphunit.c: Likewise. * combine.c: Likewise. * compare-elim.c: Likewise. * coverage.c: Likewise. * cprop.c: Likewise. * data-streamer.h: Likewise. * dbxout.c: Likewise. * dce.c: Likewise. * df-core.c: Likewise. * df-problems.c: Likewise. * df-scan.c: Likewise. * dominance.c: Likewise. * domwalk.c: Likewise. * domwalk.h: Likewise. * dse.c: Likewise. * dwarf2cfi.c: Likewise. * dwarf2out.c: Likewise. * dwarf2out.h: Likewise. * emit-rtl.c: Likewise. * except.c: Likewise. * except.h: Likewise. * expr.c: Likewise. * expr.h: Likewise. * final.c: Likewise. * fold-const.c: Likewise. * function.c: Likewise. * function.h: Likewise. * fwprop.c: Likewise. * gcc.c: Likewise. * gcse.c: Likewise. * genattr.c: Likewise. * genattrtab.c: Likewise. * genautomata.c: Likewise. * genextract.c: Likewise. * genopinit.c: Likewise * ggc-common.c: Likewise. * ggc.h: Likewise. * gimple-low.c: Likewise. * gimple-ssa-strength-reduction.c: Likewise. * gimple-streamer-in.c: Likewise. * gimple.c: Likewise. * gimple.h: Likewise. * gimplify.c: Likewise. * graph.c: Likewise. * graphds.c: Likewise. * graphds.h: Likewise. * graphite-blocking.c: Likewise. * graphite-clast-to-gimple.c: Likewise. * graphite-dependences.c: Likewise. * graphite-interchange.c: Likewise. * graphite-optimize-isl.c: Likewise. * graphite-poly.c: Likewise. * graphite-poly.h: Likewise. * graphite-scop-detection.c: Likewise. * graphite-scop-detection.h: Likewise. * graphite-sese-to-poly.c: Likewise. * graphite.c: Likewise. * godump.c: Likewise. * haifa-sched.c: Likewise. * hw-doloop.c: Likewise. * hw-doloop.h: Likewise. * ifcvt.c: Likewise. * insn-addr.h: Likewise. * ipa-cp.c: Likewise. * ipa-inline-analysis.c: Likewise. * ipa-inline-transform.c: Likewise. * ipa-inline.c: Likewise. * ipa-inline.h: Likewise. * ipa-prop.c: Likewise. * ipa-prop.h: Likewise. * ipa-pure-const.c: Likewise. * ipa-ref-inline.h: Likewise. * ipa-ref.c: Likewise. * ipa-ref.h: Likewise. * ipa-reference.c: Likewise. * ipa-split.c: Likewise. * ipa-utils.c: Likewise. * ipa-utils.h: Likewise. * ipa.c: Likewise. * ira-build.c: Likewise. * ira-color.c: Likewise. * ira-emit.c: Likewise. * ira-int.h: Likewise. * ira.c: Likewise. * loop-invariant.c: Likewise. * loop-unroll.c: Likewise. * lower-subreg.c: Likewise. * lra-lives.c: Likewise. * lra.c: Likewise. * lto-cgraph.c: Likewise. * lto-section-out.c: Likewise. * lto-streamer-in.c: Likewise. * lto-streamer-out.c: Likewise. * lto-streamer.h: Likewise. * lto-symtab.c: Likewise. * mcf.c: Likewise. * modulo-sched.c: Likewise. * omp-low.c: Likewise. * opts-common.c: Likewise. * opts-global.c: Likewise. * opts.c: Likewise. * opts.h: Likewise. * passes.c: Likewise. * predict.c: Likewise. * print-tree.c: Likewise. * profile.c: Likewise. * profile.h: Likewise. * read-rtl.c: Likewise. * ree.c: Likewise. * reg-stack.c: Likewise. * regrename.c: Likewise. * regrename.h: Likewise. * reload.c: Likewise. * reload.h: Likewise. * reload1.c: Likewise. * rtl.h: Likewise. * sched-deps.c: Likewise. * sched-int.h: Likewise. * sdbout.c: Likewise. * sel-sched-dump.c: Likewise. * sel-sched-ir.c: Likewise. * sel-sched-ir.h: Likewise. * sel-sched.c: Likewise. * sese.c: Likewise. * sese.h: Likewise. * statistics.h: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * store-motion.c: Likewise. * tlink.c: Likewise. * toplev.c: Likewise. * trans-mem.c: Likewise. * tree-browser.c: Likewise. * tree-call-cdce.c: Likewise. * tree-cfg.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-chrec.c: Likewise. * tree-chrec.h: Likewise. * tree-complex.c: Likewise. * tree-data-ref.c: Likewise. * tree-data-ref.h: Likewise. * tree-dfa.c: Likewise. * tree-diagnostic.c: Likewise. * tree-dump.c: Likewise. * tree-eh.c: Likewise. * tree-emutls.c: Likewise. * tree-flow.h: Likewise. * tree-if-conv.c: Likewise. * tree-inline.c: Likewise. * tree-inline.h: Likewise. * tree-into-ssa.c: Likewise. * tree-iterator.c: Likewise. * tree-loop-distribution.c: Likewise. * tree-mudflap.c: Likewise. * tree-optimize.c: Likewise. * tree-outof-ssa.c: Likewise. * tree-parloops.c: Likewise. * tree-phinodes.c: Likewise. * tree-predcom.c: Likewise. * tree-pretty-print.c: Likewise. * tree-scalar-evolution.c: Likewise. * tree-sra.c: Likewise. * tree-ssa-address.c: Likewise. * tree-ssa-alias.c: Likewise. * tree-ssa-ccp.c: Likewise. * tree-ssa-coalesce.c: Likewise. * tree-ssa-dce.c: Likewise. * tree-ssa-dom.c: Likewise. * tree-ssa-forwprop.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-live.h: Likewise. * tree-ssa-loop-im.c: Likewise. * tree-ssa-loop-ivcanon.c: Likewise. * tree-ssa-loop-ivopts.c: Likewise. * tree-ssa-loop-manip.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-loop-prefetch.c: Likewise. * tree-ssa-math-opts.c: Likewise. * tree-ssa-operands.c: Likewise. * tree-ssa-phiopt.c: Likewise. * tree-ssa-phiprop.c: Likewise. * tree-ssa-pre.c: Likewise. * tree-ssa-propagate.c: Likewise. * tree-ssa-reassoc.c: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-sccvn.h: Likewise. * tree-ssa-strlen.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-ssa-tail-merge.c: Likewise. * tree-ssa-threadedge.c: Likewise. * tree-ssa-threadupdate.c: Likewise. * tree-ssa-uncprop.c: Likewise. * tree-ssa-uninit.c: Likewise. * tree-ssa.c: Likewise. * tree-ssanames.c: Likewise. * tree-stdarg.c: Likewise. * tree-streamer-in.c: Likewise. * tree-streamer-out.c: Likewise. * tree-streamer.c: Likewise. * tree-streamer.h: Likewise. * tree-switch-conversion.c: Likewise. * tree-vect-data-refs.c: Likewise. * tree-vect-generic.c: Likewise. * tree-vect-loop-manip.c: Likewise. * tree-vect-loop.c: Likewise. * tree-vect-patterns.c: Likewise. * tree-vect-slp.c: Likewise. * tree-vect-stmts.c: Likewise. * tree-vectorizer.c: Likewise. * tree-vectorizer.h: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. * tree.h: Likewise. * value-prof.c: Likewise. * value-prof.h: Likewise. * var-tracking.c: Likewise. * varasm.c: Likewise. * varpool.c: Likewise. * vmsdbgout.c: Likewise. * config/bfin/bfin.c: Likewise. * config/c6x/c6x.c: Likewise. * config/darwin.c: Likewise. * config/i386/i386.c: Likewise. * config/ia64/ia64.c: Likewise. * config/mep/mep.c: Likewise. * config/mips/mips.c: Likewise. * config/pa/pa.c: Likewise. * config/rs6000/rs6000-c.c: Likewise. * config/rs6000/rs6000.c: Likewise. * config/rx/rx.c: Likewise. * config/spu/spu-c.c: Likewise. * config/vms/vms.c: Likewise. * config/vxworks.c: Likewise. * config/epiphany/resolve-sw-modes.c: Likewise. From-SVN: r193595
2012-11-09Add C++ attribute abi_tag and -Wabi-tag option.Jason Merrill1-8/+60
gcc/ * attribs.c (lookup_attribute_spec): Handle getting a TREE_LIST. gcc/c-family/ * c.opt (Wabi-tag): New. gcc/cp/ * tree.c (cxx_attribute_table): Add abi_tag attribute. (check_abi_tag_redeclaration, handle_abi_tag_attribute): New. * class.c (find_abi_tags_r, check_abi_tags): New. (check_bases, check_field_decl): Call check_abi_tags. * decl.c (redeclaration_error_message): Call check_abi_tag_redeclaration. * mangle.c (tree_string_cmp, write_abi_tags): New. (write_unqualified_name): Call write_abi_tags. include/ * demangle.h (enum demangle_component_type): Add DEMANGLE_COMPONENT_TAGGED_NAME. libiberty/ * cp-demangle.c (d_dump): Handle DEMANGLE_COMPONENT_TAGGED_NAME. (d_make_comp, d_find_pack, d_print_comp): Likewise. (d_abi_tags): New. (d_name): Call it. From-SVN: r193367
2012-10-08Allow dynamic initialization of thread_locals.Jason Merrill1-6/+53
gcc/cp/ * decl.c: Define tls_aggregates. (expand_static_init): Remove sorry. Add to tls_aggregates. * cp-tree.h: Declare tls_aggregates. * call.c (set_up_extended_ref_temp): Add to tls_aggregates. * decl2.c (var_needs_tls_wrapper): New. (var_defined_without_dynamic_init): New. (get_tls_init_fn, get_tls_wrapper_fn): New. (generate_tls_wrapper, handle_tls_init): New. (cp_write_global_declarations): Call handle_tls_init and enerate_tls_wrapper. * mangle.c (write_guarded_var_name): Split out from.. (mangle_guard_variable): ...here. (mangle_tls_init_fn, mangle_tls_wrapper_fn): Use it. (decl_tls_wrapper_p): New. * semantics.c (finish_id_expression): Replace use of thread_local variable with a call to its wrapper. libiberty/ * cp-demangle.c (d_special_name, d_dump): Handle TH and TW. (d_make_comp, d_print_comp): Likewise. include/ * demangle.h (enum demangle_component_type): Add DEMANGLE_COMPONENT_TLS_INIT and DEMANGLE_COMPONENT_TLS_WRAPPER. From-SVN: r192211
2012-10-05cp-tree.h (SIZEOF_EXPR_TYPE_P): Define.Jakub Jelinek1-1/+7
cp/ * cp-tree.h (SIZEOF_EXPR_TYPE_P): Define. * tree.c (cp_tree_equal): Handle SIZEOF_EXPR with SIZEOF_EXPR_TYPE_P. * mangle.c (write_expression): Likewise. * cxx-pretty-print.c (pp_cxx_unary_expression): Likewise. * error.c (dump_expr): Likewise. * parser.c (cp_parser_unary_expression): For sizeof call cxx_sizeof_or_alignof_{type,expr} just for diagnostics and return SIZEOF_EXPR with the operand. * pt.c (tsubst_copy, tsubst_copy_and_build): For SIZEOF_EXPR, call cxx_sizeof_or_alignof_{type,expr} for diagnostics, but return SIZEOF_EXPR with tsubsted operand. (value_dependent_expression_p): Handle SIZEOF_EXPR with SIZEOF_EXPR_TYPE_P. (instantiation_dependent_r): Likewise. * call.c (null_ptr_cst_p): Call maybe_constant_value for C++98. * semantics.c (finish_call_expr): Call sizeof_pointer_memaccess_warning if needed. (cxx_eval_constant_expression): Handle SIZEOF_EXPR. (potential_constant_expression_1): Remove early exit for C++98. Handle PROPERTY_REF. * decl.c (duplicate_decls): When redeclaring a builtin function, keep the merged decl builtin also if newdecl is a gnu_inline inline definition. (fold_sizeof_expr_r): New function. (compute_array_index_type): Fold SIZEOF_EXPRs in itype. * cp-gimplify.c (cp_genericize_r): Fold SIZEOF_EXPR. * typeck.c (cp_build_binary_op): For warn_for_sign_compare try harder using maybe_constant_value to get INTEGER_CSTs. * decl.c (stabilize_vla_size): Call pointer_set_destroy at the end. testsuite/ * g++.dg/torture/Wsizeof-pointer-memaccess1.C: New test. * g++.dg/torture/Wsizeof-pointer-memaccess2.C: New test. * g++.dg/warn/Wsign-compare-5.C: New test. * g++.dg/warn/Wsizeof-pointer-memaccess-1.C: New test. * g++.dg/warn/Wnull-conversion-1.C: For c++11 add dg-error. * g++.dg/ext/builtin30.C: New test. * g++.dg/ext/vla12.C: New test. * gcc.dg/builtins-85.c: New test. libstdc++-v3/ * testsuite/20_util/shared_ptr/cons/43820_neg.cc: Adjust line numbers. From-SVN: r192141
2012-09-24Finish conversion of uses of double_int to the new API.Lawrence Crowl1-4/+3
Some old functionality required new interfaces, and these have been added to double-int.[hc]: double_int::from_pair - static constructor function wide_mul_with_sign - double-wide multiply instruction sub_with_overflow - subtraction with overlow testing neg_with_overflow - negation with overlow testing divmod_with_overflow - div and mod with overlow testing This patch corrects the bootstrap problem on HPPA, via the addition of sub_with_overflow. (The overflow properties of negation and addition are different from subtraction.) The prior two generations of the interface have been removed. Some of these old interfaces are still used as static implementation in double-int.c. The changed compiler appears 0.321% faster with 80% confidence of being faster. Tested on x86_64, HPPA, and SPARC. However, there are changes to the avr config files, and I have not tested those. Index: gcc/java/ChangeLog 2012-09-24 Lawrence Crowl <crowl@google.com> * decl.c (java_init_decl_processing): Change to new double_int API. * jcf-parse.c (get_constant): Likewise. * boehm.c (mark_reference_fields): Likewise. (get_boehm_type_descriptor): Likewise. Index: gcc/ChangeLog 2012-09-24 Lawrence Crowl <crowl@google.com> * double-int.h (double_int::from_pair): New. (double_int::wide_mul_with_sign): New. (double_int::sub_with_overflow): New. (double_int::neg_with_overflow): New. (double_int::divmod_with_overflow): New. (shwi_to_double_int): Remove. (uhwi_to_double_int): Remove. (double_int_to_shwi): Remove. (double_int_to_uhwi): Remove. (double_int_fits_in_uhwi_p): Remove. (double_int_fits_in_shwi_p): Remove. (double_int_fits_in_hwi_p): Remove. (double_int_mul): Remove. (double_int_mul_with_sign): Remove. (double_int_add): Remove. (double_int_sub): Remove. (double_int_neg): Remove. (double_int_div): Remove. (double_int_sdiv): Remove. (double_int_udiv): Remove. (double_int_mod): Remove. (double_int_smod): Remove. (double_int_umod): Remove. (double_int_divmod): Remove. (double_int_sdivmod): Remove. (double_int_udivmod): Remove. (double_int_multiple_of): Remove. (double_int_setbit): Remove. (double_int_ctz): Remove. (double_int_not): Remove. (double_int_ior): Remove. (double_int_and): Remove. (double_int_and_not): Remove. (double_int_xor): Remove. (double_int_lshift): Remove. (double_int_rshift): Remove. (double_int_lrotate): Remove. (double_int_rrotate): Remove. (double_int_negative_p): Remove. (double_int_cmp): Remove. (double_int_scmp): Remove. (double_int_ucmp): Remove. (double_int_max): Remove. (double_int_smax): Remove. (double_int_umax): Remove. (double_int_min): Remove. (double_int_smin): Remove. (double_int_umin): Remove. (double_int_ext): Remove. (double_int_sext): Remove. (double_int_zext): Remove. (double_int_mask): Remove. (double_int_max_value): Remove. (double_int_min_value): Remove. (double_int_zero_p): Remove. (double_int_one_p): Remove. (double_int_minus_one_p): Remove. (double_int_equal_p): Remove. (double_int_popcount): Remove. (extern add_double_with_sign): Remove. (#define add_double): Remove. (extern neg_double): Remove. (extern mul_double_with_sign): Remove. (extern mul_double_wide_with_sign): Remove. (#define mul_double): Remove. (extern lshift_double): Remove. (extern div_and_round_double): Remove. * double-int.c (add_double_with_sign): Make static. (#defined add_double): Localized from header. (neg_double): Make static. (mul_double_with_sign): Make static. (mul_double_wide_with_sign): Make static. (#defined mul_double): Localized from header. (lshift_double): Make static. (div_and_round_double): Make static. (double_int::wide_mul_with_sign): New. (double_int::sub_with_overflow): New. (double_int::neg_with_overflow): New. (double_int::divmod_with_overflow): New. * emit-rtl.c (init_emit_once): Change to new double_int API. * explow.c (plus_constant): Likewise. * expmed.c (choose_multiplier): Likewise. * fold-const.c (#define OVERFLOW_SUM_SIGN): Remove. (int_const_binop_1): Change to new double_int API. (fold_div_compare): Likewise. (maybe_canonicalize_comparison): Likewise. (pointer_may_wrap_p): Likewise. (fold_negate_const): Likewise. (fold_abs_const): Likewise. * simplify-rtx.c (simplify_const_unary_operation): Likewise. (simplify_const_binary_operation): Likewise. * tree-chrec.c (tree_fold_binomial): Likewise. * tree-vrp.c (extract_range_from_binary_expr_1): Likewise. * config/sparc/sparc.c (sparc_fold_builtin): Likewise. * config/avr/avr.c (avr_double_int_push_digit): Likewise. (avr_map): Likewise. (avr_map_decompose): Likewise. (avr_out_insert_bits): Likewise. Index: gcc/cp/ChangeLog 2012-09-24 Lawrence Crowl <crowl@google.com> * init.c (build_new_1): Change to new double_int API. * decl.c (build_enumerator): Likewise. * typeck2.c (process_init_constructor_array): Likewise. * mangle.c (write_array_type): Likewise. Index: gcc/fortran/ChangeLog 2012-09-24 Lawrence Crowl <crowl@google.com> * trans-expr.c (gfc_conv_cst_int_power): Change to new double_int API. * target-memory.c (gfc_interpret_logical): Likewise. From-SVN: r191675
2012-09-13typeck.c (build_indirect_ref, [...]): Remove uses of ATTRIBUTE_UNUSED on the ↵Paolo Carlini1-3/+3
parameters. 2012-09-13 Paolo Carlini <paolo.carlini@oracle.com> * typeck.c (build_indirect_ref, build_function_call, build_function_call_vec, build_binary_op, build_unary_op, build_compound_expr, build_c_cast, build_modify_expr): Remove uses of ATTRIBUTE_UNUSED on the parameters. * class.c (set_linkage_according_to_type, resort_type_method_vec, dfs_find_final_overrider_post, empty_base_at_nonzero_offset_p): Likewise. * decl.c (local_variable_p_walkfn): Likewise. * except.c (wrap_cleanups_r, check_noexcept_r): Likewise. * error.c (find_typenames_r): Likewise. * tree.c (verify_stmt_tree_r, bot_replace, handle_java_interface_attribute, handle_com_interface_attribute, handle_init_priority_attribute, c_register_addr_space): Likewise. * cp-gimplify.c (cxx_omp_clause_default_ctor): Likewise. * cp-lang.c (objcp_tsubst_copy_and_build): Likewise. * pt.c (unify_success, unify_invalid, instantiation_dependent_r): Likewise. * semantics.c (dfs_calculate_bases_pre): Likewise. * decl2.c (fix_temporary_vars_context_r, clear_decl_external): Likewise. * parser.c (cp_lexer_token_at, cp_parser_omp_clause_mergeable, cp_parser_omp_clause_nowait, cp_parser_omp_clause_ordered, cp_parser_omp_clause_untied): Likewise. * mangle.c (write_unnamed_type_name, discriminator_for_string_literal): Likewise. * search.c (dfs_accessible_post, dfs_debug_mark): Likewise. * lex.c (handle_pragma_vtable, handle_pragma_unit, handle_pragma_interface, handle_pragma_implementation, handle_pragma_java_exceptions): Likewise. From-SVN: r191281
2012-06-26re PR c++/53752 (ice in write_array_type)Richard Guenther1-0/+3
2012-06-26 Richard Guenther <rguenther@suse.de> PR c++/53752 * mangle.c (write_array_type): Truncate the number-of-elements result. * g++.dg/torture/pr53752.C: New testcase. From-SVN: r188986
2012-06-11re PR c++/53605 (Compiler ICEs in size_binop_loc)Richard Guenther1-2/+4
2012-06-11 Richard Guenther <rguenther@suse.de> PR c++/53616 * mangle.c (write_array_type): Use double-ints for array domain arithmetic. * g++.dg/ext/pr53605.C: New testcase. From-SVN: r188386
2012-05-12generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P.Paolo Carlini1-1/+1
2012-05-12 Paolo Carlini <paolo.carlini@oracle.com> * doc/generic.texi: Rename TYPE_PTRMEM_P to TYPE_PTRDATAMEM_P. /cp 2012-05-12 Paolo Carlini <paolo.carlini@oracle.com> * cp-tree.h (TYPE_PTRMEM_P): Rename to TYPE_PTRDATAMEM_P. (TYPE_PTR_TO_MEMBER_P): Rename to TYPE_PTRMEM_P. (TYPE_PTR_OR_PTRMEM_P): Add. * typeck.c (composite_pointer_type_r, composite_pointer_type, common_pointer_type, cp_build_indirect_ref, cp_build_binary_op, cp_truthvalue_conversion, convert_ptrmem, build_static_cast_1, build_reinterpret_cast_1, build_const_cast_1, comp_ptr_ttypes_real, casts_away_constness_r, casts_away_constness): Adjust. * init.c (build_zero_init_1): Adjust. * class.c (check_field_decls): Likewise. * decl.c (check_default_argument): Likewise. * rtti.c (target_incomplete_p): Likewise. * tree.c (zero_init_p): Likewise. * cxx-pretty-print.c (pp_cxx_ptr_operator, pp_cxx_abstract_declarator): Likewise. * typeck2.c (build_m_component_ref): Likewise. * pt.c (convert_nontype_argument, invalid_nontype_parm_type_p, dependent_type_p_r): Likewise. * call.c (null_member_pointer_value_p, standard_conversion, add_builtin_candidate, build_conditional_expr_1, compare_ics): Likewise. * cp-objcp-common.c (cp_var_mod_type_p): Likewise. * cvt.c (cp_convert_to_pointer, ocp_convert, perform_qualification_conversions): Likewise. * mangle.c (write_type): Likewise. * name-lookup.c (arg_assoc_type): Likewise. From-SVN: r187425
2012-04-15re PR c++/52706 ([C++11] Demangling of templates with std::nullptr_t as ↵Jason Merrill1-0/+2
non-type parameter) PR c++/52706 * mangle.c (write_type): nullptr_t is a builtin type. From-SVN: r186469
2012-03-21mangle.c (write_type): Handle 'auto'.Jason Merrill1-0/+7
gcc/cp/ * mangle.c (write_type): Handle 'auto'. * init.c (build_new): Don't do auto deduction where it might affect template mangling. libiberty/ * cp-demangle.c (cplus_demangle_type): Handle 'auto'. From-SVN: r185595
2012-03-07re PR c++/52521 ([C++11] user defined literals and order of declaration)Jason Merrill1-6/+4
PR c++/52521 * mangle.c (write_literal_operator_name): The length comes after the operator prefix. From-SVN: r185079
2012-03-03mangle.c (write_nested_name): Use decl_mangling_context.Jason Merrill1-3/+3
* mangle.c (write_nested_name): Use decl_mangling_context. (write_prefix, write_template_prefix): Likewise. From-SVN: r184875
2012-03-03re PR c++/36797 (ICE mangling __is_empty)Jason Merrill1-1/+11
PR c++/36797 * mangle.c (write_expression): Improve diagnostic for TRAIT_EXPR. From-SVN: r184874
2012-01-16re PR c++/51854 (ICE in mangle.c with literal of complex floating type)Jakub Jelinek1-0/+19
PR c++/51854 * mangle.c (write_template_arg_literal): Handle complex. From-SVN: r183222
2012-01-16re PR c++/51827 (Error: 'FOO' conflicts with a previous declaration, with ↵Jason Merrill1-1/+15
PCH/LTO/C++11) PR c++/51827 * mangle.c (mangle_decl): Don't mangle uninstantiated templates. From-SVN: r183221
2012-01-12re PR c++/48051 (sorry, unimplemented: mangling overload)Jason Merrill1-4/+16
PR c++/48051 * mangle.c (write_expression): Mangle BASELINK scope if BASELINK_QUALIFIED_P. * search.c (adjust_result_of_qualified_name_lookup): Set BASELINK_QUALIFIED_P. * tree.c (cp_tree_equal) [BASELINK]: Compare BASELINK_QUALIFIED_P. * parser.c (cp_parser_postfix_dot_deref_expression): Don't call adjust_result_of_qualified_name_lookup for non-qualified names. From-SVN: r183133
2012-01-11re PR c++/51818 ([C++0x] Name mangling error using lambda expressions in GCC47)Jason Merrill1-2/+2
PR c++/51818 * mangle.c (find_substitution): A type is only a substitution match if we're looking for a type. (write_nested_name): Use decl_mangling_context. From-SVN: r183107
2012-01-06re PR c++/6057 (expression mangling doesn't work for operator new)Jason Merrill1-7/+134
PR c++/6057 PR c++/48051 PR c++/50855 PR c++/51322 gcc/cp/ * mangle.c (write_expression): Support NEW_EXPR, DELETE_EXPR, THROW_EXPR, CONSTRUCTOR, OVERLOAD. Fix PREINCREMENT_EXPR and PREDECREMENT_EXPR. (write_template_arg): Fix mangling of class-scope functions and argument packs. (mangle_decl): Update suggested -fabi-version argument. * operators.def: Add DOTSTAR_EXPR, REINTERPRET_CAST_EXPR, DYNAMIC_CAST_EXPR; correct CONST_CAST_EXPR, STATIC_CAST_EXPR. * tree.c (dependent_name): No longer static. * cp-tree.h: Declare it. * pt.c (unify): Defer handling of unconverted functions. include/ * demangle.h (enum demangle_component_type): Add DEMANGLE_COMPONENT_INITIALIZER_LIST, DEMANGLE_COMPONENT_NULLARY. libiberty/ * cp-demangle.c (d_dump): Handle DEMANGLE_COMPONENT_NULLARY and DEMANGLE_COMPONENT_INITIALIZER_LIST. (d_make_comp): Likewise. Allow null right arg for DEMANGLE_COMPONENT_TRINARY_ARG2. (cplus_demangle_operators): Adjust new/delete; add .*, :: and throw. (d_template_args, d_template_arg): Handle 'J' for argument packs. (d_exprlist): Add terminator parm. (d_expression, d_print_comp): Handle initializer lists, nullary expressions, prefix/suffix operators, and new. (d_print_subexpr): Avoid parens around DEMANGLE_COMPONENT_QUAL_NAME and DEMANGLE_COMPONENT_INITIALIZER_LIST. * testsuite/demangle-expected: Add tests. From-SVN: r182970
2012-01-06mangle.c (mangle_decl): Don't generate mangling aliases for maybe-in-charge ↵Jason Merrill1-1/+4
[cd]tors. * mangle.c (mangle_decl): Don't generate mangling aliases for maybe-in-charge [cd]tors. From-SVN: r182968
2011-11-04typeck.c (build_indirect_ref): Use ATTRIBUTE_UNUSED.Paolo Carlini1-1/+1
2011-11-04 Paolo Carlini <paolo.carlini@oracle.com> * typeck.c (build_indirect_ref): Use ATTRIBUTE_UNUSED. * mangle.c (write_unnamed_type_name): Likewise. From-SVN: r180970
2011-11-04re PR c++/48370 (G++ fails to extend reference temporary lifetime in some ↵Jason Merrill1-0/+5
situations) PR c++/48370 * call.c (extend_ref_init_temps, extend_ref_init_temps_1): New. (set_up_extended_ref_temp): Use it. Change cleanup parm to VEC. (initialize_reference): Just call convert_like. * decl.c (grok_reference_init): Just call initialize_reference. (build_init_list_var_init): Remove. (check_initializer): Change cleanup parm to VEC. Handle references like other types. Call perform_implicit_conversion instead of build_init_list_var_init. Don't use build_aggr_init for aggregate initialization of arrays. (cp_finish_decl): Change cleanup to VEC. * typeck2.c (store_init_value): Call extend_ref_init_temps. Use build_vec_init for non-constant arrays. * init.c (expand_aggr_init_1): Adjust. (build_vec_init): Avoid re-converting an initializer that's already digested. * mangle.c (mangle_ref_init_variable): Add a discriminator. * cp-tree.h: Adjust. * typeck.c (convert_for_initialization): Adjust. * decl2.c (maybe_emit_vtables): Adjust. From-SVN: r180944
2011-10-31mangle.c (get_mangled_id): Factor from ...Diego Novillo1-2/+10
* mangle.c (get_mangled_id): Factor from ... (mangle_decl): ... here. Call get_mangled_id. From-SVN: r180698
2011-10-26Implement C++11 user-defined literals.Ed Smith-Rowland1-0/+20
libcpp/ * expr.c: (cpp_interpret_float_suffix, cpp_interpret_int_suffix, cpp_userdef_string_remove_type, cpp_userdef_string_add_type, cpp_userdef_char_remove_type, cpp_userdef_char_add_type, cpp_userdef_string_p, cpp_userdef_char_p, cpp_get_userdef_suffix): New. (cpp_classify_number): Classify unrecognized tokens as user-defined literals. * include/cpplib.h: Add new tokens for user-defined literals. * init.c: Add new preprocessor flag (cxx11). * lex.c: (lex_string, lex_raw_string): Handle user-defined literals including concatenation and promotion with suffixes. c-family/ * c-common.c (build_userdef_literal): New. * c-common.def: New tree code. * c-common.h (tree_userdef_literal): New tree struct and accessors. * c-lex.c (interpret_float): Add suffix parm. (c_lex_with_flags): Build literal tokens. cp/ * cp-objcp-common.c: (cp_tree_size) Return size of USERDEF_LITERAL tree. * cp-tree.h: (UDLIT_OP_*, UDLIT_OPER_P): Literal operator name tools. New tree code for user-defined literals. * cxx-pretty-print.h: (pp_cxx_userdef_literal) New. * cxx-pretty-print.c: (pp_cxx_userdef_literal) New. (pp_cxx_primary_expression, pp_cxx_expression): Use it. * decl.c: (cp_tree_node_structure): Return new tree code. (duplicate_decls): Check for raw vs. template operator conflicts. (grokfndecl, grokdeclarator): New checks for literal operators. * error.c: (dump_expr): Warn about user-defined literals in C++98 mode. (dump_function_name): Pretty printing. * mangle.c: (write_literal_operator_name): New. (write_unqualified_id, write_unqualified_name): Use it. * parser.c: (cp_parser_operator): Handle operator"". (cp_parser_userdef_char_literal, cp_parser_userdef_numeric_literal, cp_parser_userdef_string_literal): New. (cp_parser_primary_expression): Handle new user-defined literal tokens with new functions. * semantics.c: (potential_constant_expression_1): Add user-defined literals. * typeck.c (check_raw_literal_operator, check_literal_operator_args): New. From-SVN: r180536
2011-09-30re PR c++/44473 (iterators already defined for std::vector when using ↵Janis Johnson1-5/+6
std::decimal) gcc/cp PR c++/44473 * mangle.c (write_type): Handle CV qualifiers for decimal classes. gcc/testsuite PR c++/44473 * g++.dg/dfp/44473-1.C: New test. * g++.dg/dfp/44473-2.C: New test. * g++.dg/dfp/mangle-1.C: New test. * g++.dg/dfp/mangle-2.C: New test. * g++.dg/dfp/mangle-3.C: New test. * g++.dg/dfp/mangle-4.C: New test. * g++.dg/dfp/mangle-5.C: New test. From-SVN: r179399
2011-08-28Core DR 342 PR c++/48582Jason Merrill1-20/+26
Core DR 342 PR c++/48582 * pt.c (check_valid_ptrmem_cst_expr): A null member pointer value is valid in C++11. (convert_nontype_argument): Likewise. Implicitly convert nullptr and do constant folding. * mangle.c (write_template_arg_literal): Mangle null member pointer values as 0. * call.c (null_member_pointer_value_p): New. * cp-tree.h: Declare it. From-SVN: r178144
2011-08-23Core 975Jason Merrill1-1/+1
Core 975 * decl.c (cxx_init_decl_processing): Initialize dependent_lambda_return_type_node. * cp-tree.h (cp_tree_index): Add CPTI_DEPENDENT_LAMBDA_RETURN_TYPE. (dependent_lambda_return_type_node): Define. (DECLTYPE_FOR_LAMBDA_RETURN): Remove. * semantics.c (lambda_return_type): Handle overloaded function. Use dependent_lambda_return_type_node instead of DECLTYPE_FOR_LAMBDA_RETURN. (apply_lambda_return_type): Don't check dependent_type_p. * pt.c (tsubst_copy_and_build): Handle lambda return type deduction. (instantiate_class_template_1): Likewise. (tsubst): Don't use DECLTYPE_FOR_LAMBDA_RETURN. * mangle.c (write_type): Likewise. * typeck.c (structural_comptypes): Likewise. (check_return_expr): Handle dependent_lambda_return_type_node. From-SVN: r177995
2011-08-18Keep tm, div_t, ldiv_t, lconv mangling on Solaris (PR libstdc++-v3/1773)Rainer Orth1-1/+6
Co-Authored-By: Marc Glisse <marc.glisse@normalesup.org> From-SVN: r177863
2011-08-01re PR c++/49932 ([C++0x] ICE on instantiating decltype(expr)::type with ↵Jason Merrill1-0/+7
template) PR c++/49932 gcc/cp/ * mangle.c (write_prefix): Handle decltype. libiberty/ * cp-demangle.c (d_prefix): Handle decltype. From-SVN: r177074
2011-07-11re PR c++/44609 (Invalid template code causes infinite loop of error messages)Jason Merrill1-2/+2
PR c++/44609 * cp-tree.h (struct tinst_level): Add errors field. * pt.c (neglectable_inst_p, limit_bad_template_recurson): New. (push_tinst_level): Don't start another decl in that case. (reopen_tinst_level): Adjust errors field. * decl2.c (cp_write_global_declarations): Don't complain about undefined inline if its template was defined. * mangle.c (mangle_decl_string): Handle failure from push_tinst_level. From-SVN: r176176
2011-07-04DR 1207 PR c++/49589Jason Merrill1-0/+5
DR 1207 PR c++/49589 * mangle.c (write_expression): Handle 'this'. * parser.c (cp_parser_postfix_dot_deref_expression): Allow incomplete *this. * semantics.c (potential_constant_expression_1): Check that DECL_CONTEXT is set on 'this'. From-SVN: r175835
2011-06-03re PR c++/49276 ([C++0x] Segmentation fault with default lambda parameter in ↵Jakub Jelinek1-3/+3
member function) PR c++/49276 * mangle.c (write_nested_name): Use CP_DECL_CONTEXT instead of DECL_CONTEXT. * g++.dg/cpp0x/lambda/lambda-mangle2.C: New test. From-SVN: r174619
2011-05-27mangle.c (mangle_decl_string): Make sure we don't try to mangle templates.Jason Merrill1-0/+3
* mangle.c (mangle_decl_string): Make sure we don't try to mangle templates. From-SVN: r174376
2011-05-27re PR c++/47132 ([C++0x] decltype can't deduce some operator return types ↵Jason Merrill1-0/+9
when defining an auto function's return) PR c++/47132 * mangle.c (write_expression): Handle MODOP_EXPR. From-SVN: r174357
2011-05-10mark EXPR_PACK_EXPANSION as typed onlyNathan Froyd1-17/+1
mark EXPR_PACK_EXPANSION as typed only * cp-tree.def (EXPR_PACK_EXPANSION): Add an operand. * cp-objcp-common.c (cp_common_init_ts): Mark it as TS_TYPED. * cp-tree.h (PACK_EXPANSION_PARAMETER_PACKS): Use the new operand of EXPR_PACK_EXPANSION. (cp_tree_operand_length): Declare. * tree.c (cp_tree_operand_length): Define. (cp_tree_equal): Call it. * pt.c (value_dependent_expr_P): Likewise. * mangle.c (write_expression): Likewise. From-SVN: r173625
2011-05-06introduce {class,type}_of_this_parm functionsNathan Froyd1-1/+1
introduce {class,type}_of_this_parm functions * cp-tree.h (type_of_this_parm, class_of_this_parm): New functions. * call.c (standard_conversion): Call class_of_this_parm. * cxx-pretty-print.c (pp_cxx_implicit_parameter_type): Likewise. (pp_cxx_direct_abstract_declarator): Likewise. * decl2.c (change_return_type): Likewise. (cp_reconstruct_complex_type): Likewise. * error.c (dump_type_suffix, dump_function_decl): Likewise. * mangle.c (write_function_type): Likewise. * pt.c (unify): Likewise. * typeck.c (merge_types, type_memfn_quals): Likewise. * decl.c (build_this_parm): Call type_of_this_parm. From-SVN: r173496
2011-04-25c-common.c (struct c_common_resword): Add __underlying_type.Paolo Carlini1-0/+4
/gcc 2011-04-25 Paolo Carlini <paolo.carlini@oracle.com> * c-family/c-common.c (struct c_common_resword): Add __underlying_type. * c-family/c-common.h (enum rid): Add RID_UNDERLYING_TYPE. /cp 2011-04-25 Paolo Carlini <paolo.carlini@oracle.com> * cp-tree.def: Add a new UNDERLYING_TYPE tree code. * cp-tree.h (enum cp_trait_kind): Add CPTK_UNDERLYING_TYPE, tidy. (UNDERLYING_TYPE_TYPE): Add. * cp-objcp-common.c (cp_common_init_ts): Mark UNDERLYING_TYPE as TS_COMMON. * parser.c (cp_lexer_next_token_is_decl_specifier_keyword, cp_parser_simple_type_specifier): Handle UNDERLYING_TYPE. (cp_parser_trait_expr): Deal with RID_UNDERLYING_TYPE; tidy. * semantics.c (finish_underlying_type): New. * typeck.c (structural_comptypes): Handle UNDERLYING_TYPE. * error.c (dump_type, dump_type_prefix, dump_type_suffix): Likewise. * cxx-pretty-print.c (p_cxx_type_id): Likewise. * tree.c (cp_walk_subtrees): Likewise. * pt.c (for_each_template_parm_r, tsubst, unify, dependent_type_p_r): Likewise. * mangle.c (write_type): Sorry for __underlying_type. * doc/extend.texi: Document __underlying_type. /testsuite 2011-04-25 Paolo Carlini <paolo.carlini@oracle.com> * g++.dg/ext/underlying_type1.C: New. * g++.dg/ext/underlying_type2.C: Likewise. * g++.dg/ext/underlying_type3.C: Likewise. * g++.dg/ext/underlying_type4.C: Likewise. * g++.dg/ext/underlying_type5.C: Likewise. * g++.dg/ext/underlying_type6.C: Likewise. * g++.dg/ext/underlying_type7.C: Likewise. * g++.dg/ext/underlying_type8.C: Likewise. * g++.dg/ext/underlying_type9.C: Likewise. * g++.dg/ext/underlying_type10.C: Likewise. From-SVN: r172943